Which of the following is NOT an attribute of a good coding system?

A. Uniqueness
B. Brevity
C. Clear symbolisation
D. Ambiguity
E. Exhaustivity

D. Ambiguity

Explanation:
The correct answer is option D, “Ambiguity.”
Explanation: A good coding system should be clear, unique, concise (brevity), and exhaustive, covering all possible items to be coded. Ambiguity, which refers to unclear or multiple interpretations, is not a desired attribute in a coding system.